サンキューハザード LinksSentence search for サンキューハザードSentence search for サンキュー・ハザードEdit in JMdict Expressions (phrases, clauses, etc.), Noun1. thanking another driver by flashing one's hazard lightsColloquial, From English “thank you hazard”Other formsサンキュー・ハザード Discussions Log in to talk about this word.